Description of problem: Latest U-Boot fails to boot efi disk images due to missing environmental variable "scan_dev_for_efi". U-Boot 2021.01-rc2 (Nov 22 2020 - 00:00:00 +0000) DRAM: 992 MiB RPI 3 Model B (0xa02082) MMC: mmc@7e202000: 0, mmcnr@7e300000: 1 Loading Environment from FAT... *** Warning - bad CRC, using default environment In: serial Out: vidconsole Err: vidconsole Net: No ethernet found. starting USB... Bus usb@7e980000: USB DWC2 scanning bus usb@7e980000 for devices... 3 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found Hit any key to stop autoboot: 0 switch to partitions #0, OK mmc0 is current device Scanning mmc 0:1... ## Error: "scan_dev_for_efi" not defined Version-Release number of selected component (if applicable): uboot-tools-2021.01-0.1.rc2.fc34